A Country Has Imports of Goods and Services at $2,000

A country has imports of goods and services at $2,000 billion. The interest paid to the rest of the world is $500 billion. The interest received from the rest of the world is $400 billion. The decrease in official reserves is $10 billion. The government sector balance is $200 billion, savings is $1,800 billion, investment is $2,000 billion, and net transfers is zero. What is net exports?

A) $100 billion
B) $0
C) -$200 billion
D) -$100 billion
E) $200 billion